349 citations,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
340 citations,
September 2014 in “PLOS Genetics” The study found that in Latin America, ancestry varies by location, influences physical traits, and affects how people perceive their own heritage.
275 citations,
March 1999 in “Journal of The American Academy of Dermatology” Chemotherapy can cause various skin reactions, with hair loss being the most common, and proper diagnosis and treatment of these reactions are important.
252 citations,
January 2008 in “Trends in Endocrinology and Metabolism” Melatonin in the skin helps protect against damage from stress and UV rays, and could be used to treat certain skin conditions.
242 citations,
February 2016 in “Science” Hair loss and aging are caused by the breakdown of a key protein in hair stem cells.
222 citations,
September 2016 in “JCI insight” Tofacitinib is safe and effective for severe alopecia areata, but hair loss may return 2 months after stopping treatment.
208 citations,
December 2003 in “Journal of Investigative Dermatology” Certain cells from hair follicles can create new hair and contribute to hair growth when implanted in mice.
202 citations,
August 2017 in “Nature cell biology” Lactate production is important for activating hair growth stem cells.
199 citations,
April 2010 in “Nature” A gene called APCDD1, which controls hair growth, is found to be faulty in a type of hair loss called hereditary hypotrichosis simplex.
196 citations,
September 2016 in “JCI insight” Ruxolitinib effectively regrows hair in most patients with severe hair loss.
191 citations,
May 2018 in “British journal of dermatology/British journal of dermatology, Supplement” Alopecia areata is likely an autoimmune disease with unclear triggers, involving various immune cells and molecules, and currently has no cure.
184 citations,
February 2015 in “EBioMedicine” A patient with Alopecia Areata had complete hair regrowth after using the drug baricitinib.
175 citations,
November 2009 in “PLOS ONE” Women look young for their age due to larger lips, less sun damage, and genes that prevent gray hair and wrinkles.
173 citations,
January 2014 in “Nature Cell Biology” Wnt signaling controls whether hair follicle stem cells stay inactive or regenerate hair.
162 citations,
August 2004 in “Journal of Investigative Dermatology” Hair loss causes stress and affects mental health; treatment and support needed.
157 citations,
August 2010 in “Lupus” The document concludes that recognizing and treating cutaneous lupus erythematosus early is crucial for managing the skin and potential systemic symptoms.
150 citations,
October 2010 in “The American Journal of Pathology” The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.
148 citations,
December 2018 in “Journal of autoimmunity” Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.
143 citations,
September 2008 in “Experimental gerontology” Skin aging is due to impaired stem cell mobilization or fewer responsive stem cells.
138 citations,
June 2012 in “Genes & Development” Sonic hedgehog signaling is crucial for hair growth and maintaining hair follicle identity.
131 citations,
March 2004 in “The American journal of pathology” Modulating BMP activity changes the number, size, shape, and type of ectodermal organs.
129 citations,
June 1999 in “Archives of Dermatology” African Americans have less hair density than whites.
128 citations,
September 2013 in “Journal of Clinical Epidemiology” The conclusion is that the risk of losing significance in meta-analysis results increases with smaller effects and more missing data, and using the median standard deviation for imputation is recommended.
127 citations,
July 1996 in “Journal of The American Academy of Dermatology” Minoxidil shortens baldness from chemotherapy by 50.2 days without significant side effects.
125 citations,
August 2020 in “Frontiers in Immunology” Men generally have more severe COVID-19 cases and higher death rates than women due to biological differences.
120 citations,
August 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Cytokeratin 19 and cytokeratin 15 are key markers for monitoring the quality and self-renewing potential of engineered skin.
117 citations,
August 2019 in “Drug Design Development and Therapy” Minoxidil effectively treats hair loss, but use cautiously and monitor side effects.
116 citations,
December 2017 in “International Journal of Women's Dermatology” Adult female acne treatment should be personalized, considering individual preferences and pregnancy, using various topical and oral medications while managing side effects and resistance.
104 citations,
March 2014 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” DHT may increase the risk of heart disease and death in elderly men.
103 citations,
December 2011 in “Journal of the American Academy of Dermatology” Chemotherapy often causes temporary hair loss, which is distressing and needs better treatment and support.